Merck's Vision® 7 Somnus is for use in healthy cattle as an aid in preventing disease caused by Clostridium chauvoei (Blackleg), septicum (Malignant edema), novyi (Black disease), sordellii, perfringens Types C & D (Enterotoxemia), and Haemophilus somnus.
Dosage: Cattle - inject 2 mL subcutaneously. Repeat in 3-4 weeks. Shake well before using. Use entire contents when first opened. Do not vaccinate within 21 days before slaughter. Anaphylactoid reactions may occur.